Reference no: EM133934368
Case
A 3-year-old boy is brought to the clinic for physical examination. His mother reports that the child has difficulty in walking and he appears clumsy compared with other boys his age. The patient learned to stand and walk about 8 months after the three boys in his play group who are the same age. Both parents appear normal, and the father has no known family history of musculoskeletal problems. The mother was adopted and does not know the medical history of her family of origin. PHYSICAL EXAMINATION VS: T 37°C, P 80/min, R 15/min, BP 90/70 mm Hg, BMI 22, height and weight 40th percentile, normal growth curve PE: Muscle coordination is low for age. Muscles are weak, and grip strength is weak. Muscles of the calf appear hypertrophied. LABORATORY STUDIES Plasma analysis: Elevated creatine kinase level Muscle biopsy:
Confirmed the diagnosis of Duchenne muscular dystrophy
1. What does the physical tests results imply and why?
2. Describe how the feedback loop/s involved were disrupted; What is the cause of this condition?
3. What glands/organs are defective?
4. What happened to this man that would explain his condition (summary)?
5. Identify current medication and for how long must they take the medication.
6. What is the long-term prognosis?
7. What is the name of this disorder?